1

Compares a student’s growth to students who started with about the same score

Students are ranked in percentiles depending on how much they have grown

Scale ranges from 1 to 99

What is Student Growth Percentile (SGP)?

2

SGP is a measure of growth

A doctor uses a chart to tell you how well your child is growing in weight or height in relation to his or her peers.

SGP in STAR tells you how well your student is growing in relation to his or her peers.

The difference between PR and SGP

Student Growth Percentile (SGP)

how much a student grew

Percentile Rank (PR)how high a student

scored

Scoring higher Growing faster

• Krista, Grade 7• Fall STAR Math = 651 SS• Spring STAR Math = 741

SS• Increase of 90 SS• How do we decide if that

is good, bad, or average?• Compare her growth to

the growth of her academic peers

A student example of growth

5

Academic Peers have the Same Grade Level and Starting Score

651

651

651

651

651651

651

651

651

651

651

651

651

651

651

651651

651

651

651

651

651651651

651

651

651651

651

651

651

651

651

6

Spring Scores higher than 741Spring Scores lower than 741

How Krista’s Growth Compares to her Academic Peers

651651 651651651651 651651651 651651 651651 651 651 651651 651 651651 651

Krista grew as much or more than 65% of her

academic peers. 65 SGP

651

741

Fall: 651 SS

Spring: 741 SS

How can we discuss growth data?

Tyler Grade 6

Above Benchmark

Kianna Grade 6

Intervention

Fall 97 10th Percentile

Spring 141 25th Percentile

Change +44 75 SGP

Fall 144 50th Percentile

Spring 167 50th Percentile

Change +23 30 SGP

8

Student SGP

1 Hugh 62 Eve 123 Clarence 184 Clayton 215 Jayden 236 Alejandra 277 Helen 308 Clinton 329 Kellie 4210 Emilia 4711 Jaquelyn 5512 Lance 6113 Roxie 6314 Laura 7515 Allyson 8116 Mathew 8317 Julio 8518 Selena 8819 Ashlee 9020 Charles 9421 Milton 95

Median SGP for Mrs. Hahn’s 4th grade class

Median Student Growth Percentiles for groups